Objectif THE OBJECTIVE OF THE PROJECT IS TO STUDY THE TRANSMUTATION OF AM-241 EMBEDDED IN AN INERT MATRIX BY PREPARING, PERFORMING AND ANALYSING AN IRRADIATION EXPERIMENT IN THE HIGH FLUX REACTOR AT PETTEN. IT SERVES AS A EUROPEAN PILOT PROJECT TO DEMONSTRATE THE FEASIBILITY OF AM TRANSMUTATION AND INCLUDES THE FABRICATION OF A TARGET PIN, THE EXECUTION OF IRRADIATION AND POST-IRRADIATION EXPERIMENTS AND THE ANALYSIS OF THE RESULTS. THE WORK WILL BE PERFORMED JOINTLY BY THE EXISTING EFTTRA GROUP OF LABORATORIES AND INSTITUTES. EFTTRA IS AN ACRONYM FOR "EXPERIMENTAL FEASIBILITY OF TARGETS FOR TRANSMUTATION" AND PRESENTLY CONSISTS OF CEA, CEA-JRC-ITU, CEC-JRC-IAM, ECN, EDF AND FZK. THESE LABORATORIES HAVE EXPERIENCED PERSONNEL AND FACILITIES TO RUN THE PROPOSED PROJECT. IN ORDER TO MEET THE OBJECTIVES DESCRIBED ABOVE THE WORK IS DIVIDED INTO 8 WORKPACKAGES, ACCORDING TO THE FOLLOWING SCHEME: 1. CO-ORDINATION BY ECN, 2. DESIGN AND SAFETY REPORT FOR THE IRRADIATION IN HFR BY ECN, CEC-JRC-IAM. 3. TARGET PREPARATION AND TRANSPORT BY CEC-JRC-ITU AND ZFK, 4. IRRADIATION FACILITY PREPARATION BY CEC-JRC--IAM, 5. IRRADIATION IN HFR BY CEC-JRC-IAM AND ECN, 6. NON-DESTRUCTIVE ANALYSIS BY ECN, 7. TRANSPORT, PIE AND 8. INTERPRETATION AND FINAL REPORT BY CEC-JRC-ITU, FZK, CEA, EDF AND ECN. THE PROJECT WILL COVER THE PERIOD UPTO DEC 1998, THE IRRADIATION WILL TAK PLACE DURING JULY 1996 TO DEC 1997. MOST ACTIVITIES ARE CONCENTRATED IN THE INITIAL TARGET FABRICATION AND EXPERIMENT PREPARATION PHASE BEFORE JULY 1996 AND IN THE POST-IRRADIATION EXAMINATION PHASE DURING 1998. THE SCIENTIFIC JUSTIFICATION OF THE PROJECT IS ITS CONTRIBUTION TO A BETTER UNDERSTANDING OF THE HETEROGENEOUS TRANSMUTATION OF MINOR ACTINIDE BY INTENSE NEUTRON IRRADIATION. THE CHOICE OF AM-241 IS MADE BECAUSE THIS IS - AFTER PU - THE MOST RADIOTOXIC COMPONENT IN THE WASTE. MOREOVER IT DECAYS TO GEO-CHEMICALLY MOBILE NP-237, THAT ENHANCES THE RISK OF STORED NUCLEAR WASTE BY MEANS OF LEAKAGE AND DISPERSION TO THE BIOSPHERE. THE MATERIAL PROBLEMS ARE NOT YET WELL UNDERSTOOD AND ARE VERY DIFFICULT TO PREDICT WITHOUT PERFORMING A NUMBER OF KEY EXPERIMENTS. THE PROPOSED EXPERIMENT IS ONE OF SUCH KEY EXPERIMENTS. THE TECHNICAL JUSTIFICATION IS THAT TRANSMUTATION COMPRISES A LARGE NUMBE OF STEPS INVOLVING TARGET FABRICATION, ENCAPSULATION, CONSTRUCTION OF IRRADIATION DEVICES, THE IRRADIATION AND MONITORING, THE POST-IRRADIATION ANALYSIS. TRANSPORT, ETC. THE PRESENT PROJECT COVERS A LARGE RANGE OF THESE TECHNICAL STEPS AND IS THEREFORE USEFUL TO CONTRIBUTE TO A DEMONSTRATION OF THE TECHNICAL FEASIBILITY OF TRANSMUTATION OF AM IN INERT MATRICES. THE ECONOMIC JUSTIFICATION IS THAT THE PROJECT MAY GIVE FURTHER INSIGHT IN THE COSTS OF TRANSMUTATION AND THE ECONOMIC FEASIBILITY OF IT. Programme(s) EAEC-NFS 2 - Specific research and training programme in the field of nuclear safety and safeguards, 1994-1998 Thème(s) 010203 - Transmutation techniques Appel à propositions Data not available Régime de financement CSC - Cost-sharing contracts Coordinateur Netherlands Energy Research Foundation Contribution de l’UE Aucune donnée Adresse 3,Westerduinweg 1755 LE Petten Pays-Bas Voir sur la carte Coût total Aucune donnée Participants (5) Trier par ordre alphabétique Trier par contribution de l’UE Tout développer Tout réduire COMMISSARIAT A L'ENERGIE ATOMIQUE France Contribution de l’UE Aucune donnée Adresse Centre d' Etudes de Cadarache, Bat. 315 13108 ST.PAUL LES DURANCE Voir sur la carte Coût total Aucune donnée COMMISSION OF THE EUROPEAN COMMUNITIES Allemagne Contribution de l’UE Aucune donnée Adresse Hermann-von-Helmholtz Platz 1 76125 KARLSRUHE Voir sur la carte Coût total Aucune donnée Commission of the European Communities Pays-Bas Contribution de l’UE Aucune donnée Adresse 3,Westerduinweg 1755 ZG Petten Voir sur la carte Coût total Aucune donnée ELECTRICITE DE FRANCE France Contribution de l’UE Aucune donnée Adresse 12-14,Avenue Dutriévoz 12-14 69628 VILLEURBANNE Voir sur la carte Coût total Aucune donnée FORSCHUNGSZENTRUM KARLSRUHE GMBH - TECHNIK UND UMWELT Allemagne Contribution de l’UE Aucune donnée Adresse 76021 Karlsruhe Voir sur la carte Coût total Aucune donnée